/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.netbeans.modules.diff.builtin.visualizer;

import javax.swing.*;
import java.awt.event.MouseEvent;
import java.util.List;
import java.util.Iterator;

/**
 * Filter out popup menu triggering events.
 *
 * @author Petr Kuzel
 */
public class DEditorPane extends JEditorPane {

    private List popupActions;

    protected void processMouseEvent(MouseEvent e) {
        if (e.isPopupTrigger() == false) {
            super.processMouseEvent(e);
        } else {
            if (popupActions != null) {
                JPopupMenu popup = new JPopupMenu();
                Iterator it = popupActions.iterator();
                int actions = 0;
                while (it.hasNext()) {
                    Action action = (Action) it.next();
                    if (action == null) continue;
                    popup.add(action);
                    actions++;
                }
                if (actions > 0) {
                    // -7 "automaticaly" selects first menu option - well, in most cases
                    popup.show(e.getComponent(), e.getX() - 7, e.getY() - 10);
                }
            }
        }
    }

    public void setPopupActions(List actions) {
        popupActions = actions;
    }
}
